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Literature summary for 1.8.99.2 extracted from

  • Kirchhoff, J.; Trueper, H.G.
    Adenylylsulfate reductase of Chlorobium limicola (1974), Arch. Microbiol., 100, 115-120.
No PubMed abstract available

General Stability

General Stability Organism
30-50% loss of activity by repeated freezing and thawing Chlorobium limicola

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.091
-
ferricyanide
-
Chlorobium limicola
0.2
-
AMP
-
Chlorobium limicola
0.91
-
sulfite
-
Chlorobium limicola

Metals/Ions

Metals/Ions Comment Organism Structure
Iron contains nonheme iron Chlorobium limicola

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
210000
-
gel filtration Chlorobium limicola

Organism

Organism UniProt Comment Textmining
Chlorobium limicola
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Chlorobium limicola

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
5.75
-
-
Chlorobium limicola

Storage Stability

Storage Stability Organism
-20°C, stable for several weeks Chlorobium limicola
4°C, more than 2 days, more than 30% loss of activity Chlorobium limicola

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
AMP + sulfite + ferricyanide
-
Chlorobium limicola adenylyl sulfate + ferrocyanide
-
?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
22
-
2 h, more than 30% loss of activity Chlorobium limicola
60
-
heating for longer periods results in protein precipitation with simultaneous loss of activity Chlorobium limicola
70
-
2 min, 50% loss of activity Chlorobium limicola

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.7
-
-
Chlorobium limicola

Cofactor

Cofactor Comment Organism Structure
FAD contains 1.4 mol of FAD per mol of enzyme Chlorobium limicola